/**
 * Copyright 2010 Creative Works, Inc.
 * Creative Works licenses this file to you under the Apache License, version
 * 2.0 (the "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *    http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied.  See the License for the specific language governing
 * permissions and limitations under the License.
 */
package org.sendvox.freswitch.event;

public enum ChannelCallState {
	
	ANSWERED("answered"),
	CS_NEW("CS_NEW"), 
	CS_INIT("CS_INIT"), 
	DOWN("DOWN"),
	ACTIVE("ACTIVE"),
	CS_ROUTING("CS_ROUTING"), 
	CONSUME_MEDIA("CONSUME_MEDIA"), 
	EXECUTE("EXECUTE"), 
	EXCHANGE_MEDIA("EXCHANGE_MEDIA"), 
	HANGUP("HANGUP"),
	RINGING("RINGING");

	private final String literal;

	private ChannelCallState(String literal) {
		this.literal = literal;
	}

	public String getLiteral() {
		return literal;
	}

	public static ChannelCallState fromLiteral(String literal) {
		for (ChannelCallState header : values()) {
			if (header.literal.equalsIgnoreCase(literal)) {
				return header;
			}
		}
		return null;
	}
}